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Individual Calculations August 2023 |
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| Sheikhzadeh, Bardia Total change: 134.00 | |   |
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| 6th Iranian Amateures Chess Championship 2023 (Under 1700) | Zanjan | IRI | 2023-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1500 | 1174 | 3.50 | 7 | 2.50 | 40 | 100.00 | |
|  Omidvar Seyghalani, Mohammad | | | 1423 | IRI | 0.50 | 1 | 0.31 | 40 | 12.40 | |  Sardari, Parsa | | | 1438 | IRI | 1.00 | 1 | 0.82 | 40 | 32.80 | | | Parmar, Mohammad Yasin | | | 1497 | IRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Nosratpour, Ariz | | | 1679 | IRI | 0.50 | 1 | 0.46 | 40 | 18.40 | | | Ansari, Hossein | | | 1624 | IRI | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Sotoude Nia, Mahdiar | | | 1461 | IRI | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Kimiaei, Amir Mohammad | | | 1377 | IRI | 0.50 | 1 | 0.26 | 40 | 10.40 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Tehran U-12 Boys Championship 1402 | Tehran | IRI | 2023-07-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1271 | 1216 | 3.00 | 5 | 0.85 | 40 | 34.00 | |
| | Hashemi, Seyed Mohammadarman | | | 1344 | IRI | 0.50 | 1 | 0.17 | 40 | 6.80 | | | Shirini, Artin | | | 1110 | IRI | 1.00 | 1 | 0.36 | 40 | 14.40 | | | Houshyar, Hadi | | | 1418 | IRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Toliat, Seyed Omid | | | 1375 | IRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Kazemi, Radin | | | 1108 | IRI | 1.00 | 1 | 0.35 | 40 | 14.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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